Sony WH-CH710N vs Sony WH-CH720N

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WH-CH710N compared with WH-CH720N

	SonyWH-CH710N	SonyWH-CH720N
Overview
Released
Released	2020	March 2023
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Driver size
Driver size	30 mm	30 mm
Back
Back	Closed	–
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC and AAC
Lossless over USB-C
Lossless over USB-C	–	No
Chip
Chip	–	V1
Drivers
Drivers	30 mm dome drivers; wired response 7 Hz–20 kHz (JEITA), or 20 Hz–20 kHz powered on. Impedance 72 ohms powered on and 33 ohms off; sensitivity 94 dB/mW on and 100 dB/mW off (1 kHz).	30 mm dynamic driver; 7 Hz to 20,000 Hz (JEITA, wired, switched on); sensitivity 108 dB/mW switched on, 99 dB/mW switched off; impedance 325 Ω switched on, 31 Ω switched off (1 kHz, wired)
Chip
Chip	–	Integrated Processor V1
Noise cancelling detail
Noise cancelling detail	Feedforward and feedback microphones; automatic noise-cancelling mode selection; Ambient Sound Mode	Dual Noise Sensor technology, with two microphones on each ear cup; Ambient Sound Mode adjustable in 20 levels in the app
Audio features
Audio features	–	DSEE upscaling; 360 Reality Audio; equaliser in the app
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 35 hours	Up to 35 hours
Battery life detail
Battery life detail	Bluetooth playback: 35 hours with noise cancelling, 40 with Ambient Sound Mode, 45 with both off (AAC or SBC). Powered wired playback: 50 hours with noise cancelling, 60 otherwise.	Up to 50 hours with noise cancelling off (AAC or SBC); 35 hours with Ambient Sound Mode on; talk time up to 35 hours (40 hours with noise cancelling off); up to 35 hours on the headphone cable with noise cancelling on (50 hours off); DSEE, the equaliser and the voice-assistant wake word shorten battery life; can't be used while charging
Fast charging
Fast charging	About 7 hours for a full USB-C charge; 10 minutes gives about 60 minutes of playback; requires a USB adaptor providing at least 0.5 A	3 minutes gives about 60 minutes of playback, 10 minutes about 4.5 hours; full charge in about 3.5 hours (0.5 A or higher USB adaptor)
Design
Weight
Weight	223 g	192 g (better)
Bluetooth
Bluetooth	5.0	5.2
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Power/pairing button; right-side volume and multifunction playback/call buttons; NC/AMB button; hold multifunction button for phone voice assistant	Buttons for power, volume up and down, play/call (press twice to skip forwards, three times to skip back; hold for the voice assistant) and NC/AMB; hands-free "OK Google" or "Alexa" wake word
Microphones
Microphones	Built-in call and noise-sensing microphones; omnidirectional electret condenser microphone, 50 Hz–8 kHz	Two noise-cancelling microphones on each ear cup; beamforming call microphones with Precise Voice Pickup technology and a Wind Noise Reduction Structure
Fit and ear tips
Fit and ear tips	Adjustable headband with metal slider; oval ear pads; earcups swivel flat, but the headband does not fold; 223 g excluding cable	Closed, over-ear; synthetic leather and urethane earpads; sliders on both sides of the headband
Water resistance detail
Water resistance detail	Not waterproof	No water resistance rating
Works with
Works with	NFC; A2DP, AVRCP, HFP and HSP. Multipoint assigns music to one device and calls to another. Wired listening disables Bluetooth and uses the phone's microphone for calls.	Sony | Sound Connect app (formerly Headphones Connect) for iOS and Android; multipoint connection to two devices; Google Fast Pair and Microsoft Swift Pair; Bluetooth 5.2 Class 1, about 10 m range; A2DP, AVRCP, HFP and HSP
Colours
Colours	Black, White and Blue; regional availability varies	Black, Blue, White; Pink added in 2025
In the box
In the box	Headphones, 1.2 m headphone cable and approximately 20 cm USB-A to USB-C cable	Headphones, USB-C cable (USB-A to USB-C, about 20 cm), headphone cable (about 1.2 m)